{
  "manageEntity": {
    "action": "Update",
    "entityId": "66053",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera4vplaa3fflukk4zolcierbrhh5fcx6nxcowl452hci6yt7pbl44q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4621},{\"type\":\"playlist\",\"playlist_id\":14425},{\"type\":\"playlist\",\"playlist_id\":24909},{\"type\":\"playlist\",\"playlist_id\":25268},{\"type\":\"playlist\",\"playlist_id\":1457697383},{\"type\":\"playlist\",\"playlist_id\":16480},{\"type\":\"playlist\",\"playlist_id\":17237},{\"type\":\"playlist\",\"playlist_id\":17850},{\"type\":\"playlist\",\"playlist_id\":19816},{\"type\":\"playlist\",\"playlist_id\":1206801168}]}}}",
    "nonce": "0x06941072a9d0502e569faa3c1fdc7953d1a25eea28c2bff2f3e4b3a77b680d4e",
    "signature": "0x376a325ef9c0a721e0aed68baa6ea98e78fea0705a02362a760a29b4aeced906306a159cf9a1f5408816c1b2c207773644bf96cfe5bb74aca5e07ac6022c9fd51c",
    "signer": "0x1b44567b4c201cCc88355c531dE8908a74BE0053",
    "userId": "66053"
  }
}